20124100960

素因数分解:

$2^5\times 5^1\times {\mathrm{5647}}^1\times {\mathrm{22273}}^1$

素因数の和:27935

約数の個数: 48

約数和(自身を含む): 47553742656

約数和(自身を除く): 27429641696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 5647, 11294, 22273, 22588, 28235, 44546, 45176, 56470, 89092, 90352, 111365, 112940, 178184, 180704, 222730, 225880, 356368, 445460, 451760, 712736, 890920, 903520, 1781840, 3563680, 125775631, 251551262, 503102524, 628878155, 1006205048, 1257756310, 2012410096, 2515512620, 4024820192, 5031025240, 10062050480, 20124100960]

約数ペア:

[(1, 20124100960), (2, 10062050480), (4, 5031025240), (5, 4024820192), (8, 2515512620), (10, 2012410096), (16, 1257756310), (20, 1006205048), (32, 628878155), (40, 503102524), (80, 251551262), (160, 125775631), (5647, 3563680), (11294, 1781840), (22273, 903520), (22588, 890920), (28235, 712736), (44546, 451760), (45176, 445460), (56470, 356368), (89092, 225880), (90352, 222730), (111365, 180704), (112940, 178184)]